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Chemical Engineering - Stoichiometry

Exercise : Stoichiometry - Section 7
31.
Addition of a non-volatile solute to a solvent produces a __________ in its solvent.
freezing point elevation
boiling point depression
vapor pressure lowering
all (a), (b) & (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be
basic
more acidic
neutral
of the same acidity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Hess's law of constant heat summation is based on conservation of mass. It deals with
equilibrium constant.
reaction rate.
changes in heat of reaction.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Percentage saturation of a vapor bearing gas is always __________ the relative saturation.
higher than
smaller than
equal to
either (a) or (b); depends on the system
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
Cp is expressed in S.I. unit as
J/kg.°K
0°K
W/m2. °C
W/m. °K
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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